1
Bio 411 Questions with Answers (100% Correct
Answers)
Endocrine Answer: cell signaling that occurs between cells that are far
away from each other
Correct order of cell signaling Answer: receptor activation, signal
transduction, response
In cell communication, which one of the following is a requirement of
the responding cell? Answer: it must have receptor proteins
what is a cellular response to signal transduction Answer: a change in
the proteins found in the cytosol, release of more signal molecules, a
change in the activity of an enzyme
what initiates termination Answer: the release of signal molecules from
their receptors
in context of cell communication, what does the term ligand refer?
Answer: signaling molecule
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,2
what determines the specifity of a receptor protein Answer: the ligand-
binding site
GTP binding occurs on which subunit of a G protein Answer: the alpha
subunit
which of the following is not a type of tissue found in an animal
Answer: ground
the centrosome is associated with which class of cytoskeleton filaments
Answer: microtubules
correct order of cytoskeleton filaments in decreasing filament
diameter? Answer: microtubules>intermediate filaments>
microfilaments
which of the cytoskeletal types is associated with providing the cell with
mechanical strength Answer: intermediate filaments
the actin cytoskeleton is associated with which type of cell movement?
Answer: cell crawling, transport of organelles within a cell
cadherin is an example of Answer: the cell adhesion molecule
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, 3
cadherins bind which type of cytoskeleton filament? Answer:
intermediate filaments or microfilaments
integrins are proteins that form connections between the ? Answer:
cytoskeleton and the extracellular matrix
which of the following cellular junctions is involved in creating a barrier
between cells? Answer: tight junction
which type of cellular junction allows for the movement of proteins and
transfer RNA molecules? Answer: plasmodesmata
the process of cell division in a prokaryotic cell is called Answer: binary
fission
the division of genetic material in a eukaryotic cell is called Answer:
mitosis
the division of the cells cytoplasm in a eukaryotic cell is known as
Answer: cytokinesis
replication of DNA in a eukaryote occurs during which phase of the cell
cycle? Answer: s phase
© 2025 All rights reserved
Bio 411 Questions with Answers (100% Correct
Answers)
Endocrine Answer: cell signaling that occurs between cells that are far
away from each other
Correct order of cell signaling Answer: receptor activation, signal
transduction, response
In cell communication, which one of the following is a requirement of
the responding cell? Answer: it must have receptor proteins
what is a cellular response to signal transduction Answer: a change in
the proteins found in the cytosol, release of more signal molecules, a
change in the activity of an enzyme
what initiates termination Answer: the release of signal molecules from
their receptors
in context of cell communication, what does the term ligand refer?
Answer: signaling molecule
© 2025 All rights reserved
,2
what determines the specifity of a receptor protein Answer: the ligand-
binding site
GTP binding occurs on which subunit of a G protein Answer: the alpha
subunit
which of the following is not a type of tissue found in an animal
Answer: ground
the centrosome is associated with which class of cytoskeleton filaments
Answer: microtubules
correct order of cytoskeleton filaments in decreasing filament
diameter? Answer: microtubules>intermediate filaments>
microfilaments
which of the cytoskeletal types is associated with providing the cell with
mechanical strength Answer: intermediate filaments
the actin cytoskeleton is associated with which type of cell movement?
Answer: cell crawling, transport of organelles within a cell
cadherin is an example of Answer: the cell adhesion molecule
© 2025 All rights reserved
, 3
cadherins bind which type of cytoskeleton filament? Answer:
intermediate filaments or microfilaments
integrins are proteins that form connections between the ? Answer:
cytoskeleton and the extracellular matrix
which of the following cellular junctions is involved in creating a barrier
between cells? Answer: tight junction
which type of cellular junction allows for the movement of proteins and
transfer RNA molecules? Answer: plasmodesmata
the process of cell division in a prokaryotic cell is called Answer: binary
fission
the division of genetic material in a eukaryotic cell is called Answer:
mitosis
the division of the cells cytoplasm in a eukaryotic cell is known as
Answer: cytokinesis
replication of DNA in a eukaryote occurs during which phase of the cell
cycle? Answer: s phase
© 2025 All rights reserved
